x86, suspend, acpi: correct and add comments about Big Real Mode
authorH. Peter Anvin <hpa@zytor.com>
Mon, 14 Jul 2008 18:44:26 +0000 (11:44 -0700)
committerH. Peter Anvin <hpa@zytor.com>
Mon, 14 Jul 2008 18:44:26 +0000 (11:44 -0700)
commit065cb3dfe24978651caedfa54da585388ad15dde
tree692de26e80c86faa4e0bd6831e7180ff6ec5af6c
parent3bf2e77453a87c22eb57ed4926760ac131c84459
x86, suspend, acpi: correct and add comments about Big Real Mode

Explain that we set up the descriptors for Big Real Mode, and why we
do so.  In particular, one system that is known to fail without it is
the Lenovo X61.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
arch/x86/kernel/acpi/sleep.c